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LC4954 Rhodamine B (C.I. 45170)

for microscopy


Order number Packaging Quantity Price €
AC31954 Glass bottle 25 g 19.58
AC31954 Glass bottle 100 g 38.7


Product information
Synonyms Tetraethylrhodamine, Brilliant pink B
Hill Formula C28H31ClN2O3
HS Code 3204 13 00
EC number 201-383-9
Molar mass 479.02 g/mol
CAS number 81-88-9


Chemical and physical data
Solubility 15 g/l (20 °C)
Melting point 199 – 201 °C
Molar mass 479.02 g/mol
Density 1.31 g/cm3 (20 °C)
Bulk density 250 kg/m3
pH value 3 – 4 (10 g/l, H2O, 20 °C)


Safety information
R Phrase R 41-52/53
Risk of serious damage to eyes.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 22-26-39-61
Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger irritant, dangerous for the environment
Hazard Symbol Irritant
Storage class 10 – 13 Other liquids and solids
WGK WGK 2 water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Toxicological data
LD 50 oral LD50 rat > 2000 mg/kg


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